Pearl plum cultivation
The pearl plum is shaped like a bead and resembles Xuemei. Alias: North China Pearl Plum, Gillian Pearl Plum, Rosaceae, Pearl Plum is a deciduous shrub. The clumps are 1.5 meters to 2 meters high. The branches grow upright and the upper branch opens outwards. The crown can reach 2 meters to 3 meters. Winter buds ovate, red. Odd pinnate alternate leaves, stipules, each compound leaves from 13 to 23 leaflets. Leaflets oblong-lanceolate, leaf margins heavily serrate. The top panicles are composed of white florets, which are flowered from June to August. Fruit oblong, style and bracts present, seeds small, nearly round, mature from September to October. Pearl plum is native to northern Asia and is distributed in Hebei, Henan, Shaanxi, Gansu, Shandong, Shanxi and Inner Mongolia. Sex and sunshine are very resistant to negative, cold, moisture and drought. Strict requirements on the soil, which can normally grow in the general soil, and grow stronger in the wet and fertile soil. Green gardens and residential gardens in northern China are commonly cultivated. Faster growth, strong sprouting power, resistant to pruning. Can use the method of removing old branches alternately old and new, constantly updated rejuvenation. In the growing season, if you do not pick seeds, you should cut off the remaining flowers at any time after flowering in order to maintain a perfect posture. According to the strong and fast growing characteristics of Sorbaria sorbifolia, ramets are often used for reproduction. Clusters of more than five years old can grow into large crowns. Before the sprouting in early spring, the soil around the old clusters can be planed, then the surrounding roots and seedlings can be cut off from the mother tree and excavated, and transplanted into the nursery. 1 After the year, the nursery will be grown. Seeding can be used when large quantities of nursery stock are propagated. The seeds are preserved and sowed in the spring of the following year. Because the seed is small, the operation needs to be fine, and the cover can't see the seed as degree. Cover film after sowing, shade, insulation and moisturizing. After the emergence of seedlings still need to maintain shade. Seedlings grow slowly and are not resistant to waterlogging and drought. Can also use cutting propagation. Pearl plum is planted on a single plant in a garden yard. Generally, it is not necessary to fertilize it, but it must be frequently watered, especially in the spring and summer drought season to keep the soil moist. Fill winter water before winter and protect wintering in high-cold areas. Other management is more extensive. The plum grove is full of plums, branches and leaves are delicate and delicate. You spend the summer in the absence of flowers to create elegant white flowers and the flowering period is long. Especially for a variety of harmful bacteria have a killing or inhibiting effect, suitable for planting in various types of gardens. In particular, it has the characteristics of shade tolerance, and is thus a flowering shrub species on the north side of high-rise buildings and various types of buildings in northern cities. Common plants commonly cultivated in landscaping include: Northeastern Pearl Plum, which is 2 meters high, odd-pinnate leaves, 11 to 19 leaflets, and longer stamens than petals. The flowering period is from June to July, and the maximum can be extended to 10 Early month. Production in Northeast China and Inner Mongolia, the Korean Peninsula, Japan, Russia also have distribution. High clumps of pearl plum, up to 6 meters, odd pinnate leaves, 13 to 17 leaflets, ovate oblong or lanceolate, large panicle terminal, diameter of about 15 to 20 cm, flowering from July to July August, fruit cylindrical, drooping. Production in Shaanxi, Gansu, Hubei, Sichuan, Yunnan, Guizhou, Tibet and other places.
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